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A barite ore from Guizhou province is a typical microfine refractory carbon-containing ore with uneven grain size distribution and complex dissemination relationship among barite and gangue minerals. After being milled to a grinding fineness of -0.075 mm 90%, the ore was processed using kerosene and terpenic oil for decarburization, with sodium carbonate as the pH regulator, sodium silicate as the depressant and CY-30 as the collector for barite flotation. A close-circuit flotation test yielded 75.92% barite concentrate grading 93.55% BaSO4 at 87.85% recovery.

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贵州某重晶石矿粒度分布不均匀,与脉石矿物嵌布关系复杂,属于典型微细粒难选矿石。在磨矿细度-0.075 mm粒级占90%条件下,采用煤油和2#油脱碳,再以碳酸钠为pH值调整剂、水玻璃为抑制剂、CY-30为捕收剂进行重晶石浮选,闭路试验获得了重晶石精矿产率75.92%、BaSO4品位和回收率分别为93.55%和87.85%的选别指标。

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张立刚(1981—),男,河北平泉人,硕士,高级工程师,主要研究方向为黑色金属、有色金属及其共伴生矿产资源清洁高效开发利用,选冶废水处理及固废综合利用。

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张立刚(1981—),男,河北平泉人,硕士,高级工程师,主要研究方向为黑色金属、有色金属及其共伴生矿产资源清洁高效开发利用,选冶废水处理及固废综合利用。

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张立刚(1981—),男,河北平泉人,硕士,高级工程师,主要研究方向为黑色金属、有色金属及其共伴生矿产资源清洁高效开发利用,选冶废水处理及固废综合利用。

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某微细粒难选含碳重晶石矿选矿技术研究
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张立刚 , 缪亚兵 , 张茂 , 李文风
矿冶工程杂志 | 选矿 2023,43(4): 65-68
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矿冶工程杂志 | 选矿 2023, 43(4): 65-68
某微细粒难选含碳重晶石矿选矿技术研究
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张立刚, 缪亚兵, 张茂, 李文风
作者信息
  • 长沙矿冶研究院有限责任公司,湖南 长沙 410012
  • 张立刚(1981—),男,河北平泉人,硕士,高级工程师,主要研究方向为黑色金属、有色金属及其共伴生矿产资源清洁高效开发利用,选冶废水处理及固废综合利用。

Beneficiation Technology for Microfine Refractory Carbon-Containing Barite Ore
Ligang ZHANG, Yabing MIAO, Mao ZHANG, Wenfeng LI
Affiliations
  • Changsha Research Institute of Mining and Metallurgy Co Ltd, Changsha 410012, Hunan, China
出版时间: 2023-08-01 doi: 10.3969/j.issn.0253-6099.2023.04.014
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贵州某重晶石矿粒度分布不均匀,与脉石矿物嵌布关系复杂,属于典型微细粒难选矿石。在磨矿细度-0.075 mm粒级占90%条件下,采用煤油和2#油脱碳,再以碳酸钠为pH值调整剂、水玻璃为抑制剂、CY-30为捕收剂进行重晶石浮选,闭路试验获得了重晶石精矿产率75.92%、BaSO4品位和回收率分别为93.55%和87.85%的选别指标。

微细粒  /  重晶石  /  浮选  /  脱碳

A barite ore from Guizhou province is a typical microfine refractory carbon-containing ore with uneven grain size distribution and complex dissemination relationship among barite and gangue minerals. After being milled to a grinding fineness of -0.075 mm 90%, the ore was processed using kerosene and terpenic oil for decarburization, with sodium carbonate as the pH regulator, sodium silicate as the depressant and CY-30 as the collector for barite flotation. A close-circuit flotation test yielded 75.92% barite concentrate grading 93.55% BaSO4 at 87.85% recovery.

microfine  /  barite  /  flotation  /  decarburization
张立刚, 缪亚兵, 张茂, 李文风. 某微细粒难选含碳重晶石矿选矿技术研究. 矿冶工程杂志, 2023 , 43 (4) : 65 -68 . DOI: 10.3969/j.issn.0253-6099.2023.04.014
Ligang ZHANG, Yabing MIAO, Mao ZHANG, Wenfeng LI. Beneficiation Technology for Microfine Refractory Carbon-Containing Barite Ore[J]. Mining and Metallurgical Engineering, 2023 , 43 (4) : 65 -68 . DOI: 10.3969/j.issn.0253-6099.2023.04.014
2023年第43卷第4期
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doi: 10.3969/j.issn.0253-6099.2023.04.014
  • 接收时间:2023-03-15
  • 首发时间:2026-03-05
  • 出版时间:2023-08-01
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  • 收稿日期:2023-03-15
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    长沙矿冶研究院有限责任公司,湖南 长沙 410012
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2种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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